CN101673617B - Electric connector system - Google Patents

Abstract

Translated fromChinese

一种电连接器系统，用以形成网络通路，其包括外部电路板、安装于外部电路板的电连接器及装置于外部电路板与电连接器的共模抑制模组与变压器，该网络通路具有互为输入端与输出端的第一侧与第二侧，所述变压器包括第一线圈与第二线圈，共模抑制模组包括第三线圈与第四线圈，第一线圈的两端与上述第一侧相连接，第二线圈的两端分别电性连接于第三与第四线圈的一端，第三与第四线圈的另一端连接至网络通路的第二侧，第二线圈的两端通过其他导体实现与第三、第四线圈的电性连接，此种设置有利于线圈的自动化生产，提高了效率，减小了成本。

An electrical connector system for forming a network path, which includes an external circuit board, an electrical connector installed on the external circuit board, and a common mode suppression module and a transformer installed on the external circuit board and the electrical connector, the network path It has a first side and a second side which are input ends and output ends of each other, the transformer includes a first coil and a second coil, the common mode suppression module includes a third coil and a fourth coil, and the two ends of the first coil are connected to the above-mentioned The first side is connected, the two ends of the second coil are electrically connected to one end of the third and fourth coils, the other ends of the third and fourth coils are connected to the second side of the network path, and the two ends of the second coil The electrical connection with the third and fourth coils is realized through other conductors. This arrangement is beneficial to the automatic production of the coils, improves the efficiency and reduces the cost.

Description

Electric connector system

[technical field]

The present invention relates to a kind of electric connector system that is provided with transformer and common mode inhibition module, relate in particular to the syndeton of its transformer and common mode inhibition module.

[background technology]

Tradition has in the electric connector product of transformer and common mode inhibition module, and way is with transformer and the setting of common mode choke coil disjunctor usually, is installed in then on the internal circuit board of electric connector, is forwarded on the external circuit board more at last.In the described traditional design, the coil that transformer and common mode inhibition coil are formed module needs manual coiling, and the mode efficient of manual coiling is low, the coil inferior quality, and be unfavorable for automation in the production procedure, thus caused the cost of connector bigger.

Therefore, be necessary existing technology is improved to overcome above-mentioned defective.

[summary of the invention]

Technical problem to be solved by this invention is: a kind of electric connector system with transformer and common mode inhibition module is provided, and its transformer is convenient to automated production with being connected of common mode inhibition module, has improved efficient, has reduced cost.

For solving the problems of the technologies described above, the invention provides a kind of electric connector system, it comprises the external circuit board, be installed on the electric connector on the external circuit board and be installed on the external circuit board and the common mode inhibition module and the transformer of electric connector, to form a network path, this network path has first side and second side of input and output each other, transformer comprises first coil and second coil, the common mode inhibition module comprises tertiary coil and the 4th coil, the two ends of first coil are connected with above-mentioned first side, the two ends of second coil are electrically connected at an end of the 3rd and the 4th coil respectively, the other end of the 3rd and the 4th coil is connected to second side of network path, and realize and the 3rd by other conductors at the two ends of second coil, the electric connection of the 4th coil.

Compared to prior art, the present invention's electric connector system separates the independent mode coiling that is provided with and adopts automation with transformer and common mode choke coil, not only improved the production efficiency of transformer and common mode inhibition module, and improved the quality of coil, and be easy to realize that the automation welding of transformer and common mode inhibition module is produced in the electric connector system.

[description of drawings]

Fig. 1 is the assembled perspective view that meets the first embodiment of the invention electric connector system.

Fig. 2 is the part decomposition view of electric connector system shown in Figure 1.

Fig. 3 is an internal circuit board shown in Figure 2 and the schematic diagram that cooperates of transformer and common mode inhibition module.

Fig. 4 is the assembled perspective view that meets the second embodiment of the invention electric connector system.

Fig. 5 is the part decomposition view of electric connector system shown in Figure 4.

Fig. 6 is the external circuit board shown in Figure 5 and the schematic diagram that cooperates of transformer and common mode inhibition module.

Fig. 7 is the assembled perspective view that meets the third embodiment of the invention electric connector system.

Fig. 8 is the part decomposition view of electric connector system shown in Figure 7.

Fig. 9 is an internal circuit board shown in Figure 8 and the schematic diagram that cooperates of transformer.

Figure 10 is the assembled perspective view that meets the four embodiment of the invention electric connector system.

Figure 11 is the part decomposition view of electric connector system shown in Figure 10.

Figure 12 a is the circuit diagram that meets a kind of 10/100 network electric connector system correspondence of each execution mode of the present invention.

Figure 12 b is the circuit diagram of a network path among Figure 12 a.

Figure 12 c is the circuit diagram that Figure 12 a common mode inhibition module omits the 5th earthy coil.

Figure 12 d is the circuit diagram of a kind of 10/1000 network electric connector system correspondence according to the invention.

[embodiment]

Fig. 1 to Fig. 3 and Figure 12 a to Figure 12 c are depicted as first kind of execution mode of the present invention, it discloses a kind ofelectric connector system 100, and it comprises aexternal circuit board 1, be installed onelectric connector 3 on theexternal circuit board 1, be installed ontransformer 5 and commonmode inhibition module 7 in the electric connector 3.Thiselectric connector system 100 is formed with two in order to transmitting the network paths of differential signal, and each network path has the first side P and the second side O of input and output each other.

Describedelectric connector 3 comprises theinsulating body 31, theinternal circuit board 33 that is installed oninsulating body 31 that are provided with butt joint space (not label), be arranged atinternal circuit board 33 1 sides and extend into above-mentioned butt joint space (not label) somebutt joint terminals 35, be arranged atinternal circuit board 33 opposite sides andinternal circuit board 33 be connected to the plurality ofadapter coupling terminal 37 of theexternal circuit board 1, describedbutt joint terminal 35 is as the second side O of network path, andconversion terminal 37 is as the first side P of network path.Describedinternal circuit board 33 is provided with someconductive paths 331 and is connected in the plurality of conductingstrips 333 ofconductive path 331.

Describedtransformer 5 comprises first coil 51 and second coil 53 (combine and consult shown in Figure 12 a), first, second coil 51,53 is equipped withcentre cap 55,57, and the two ends of first, second coil 51,53 of describedtransformer 5 andcentre cap 55,57 all are welded in the partiallyconductive sheet 333 on the internal circuit board 33.Commonmode inhibition module 7 comprise insulationmain body 71, be contained in thismain body 71 and be wound in the 3rd, the 4th, the 5th coil 73,75,79 (in conjunction with consulting shown in Figure 12 a) of same magnetic core (not shown) and be arranged at somepin 77 that connect ofmain body 71, the two ends of described the 3rd, the 4th, the5th coil 73,75,79 are connected to the describedpin 77 that respectively connects, and respectively connectpin 77 surface soldered in remainder conducting strip 333.Thecentre cap 55 that the partiallyconductive path 331 of the two ends of first coil 51 byinternal circuit board 33 is electrically connected atconversion terminal 37, the first coils 51 is connected in the ground path (not shown) of internal circuit board 33.The two ends of second coil 53 of describedtransformer 5 andcentre cap 57 are by partiallyconductive path 331 and connect the end thatpin 77 is electrically connected at the 3rd, the 4th, the5th coil 73,75,79 of common mode inhibition module 7.Three, the other end of the 4th coil 73,75 other end that is electrically connected at aforementionedbutt joint terminal 35, the fivecoils 79 by the partiallyconductive circuit 331 that connectspin 77,internal circuit board 33 is connected in the ground path (not shown) ofinternal circuit board 33.

In this execution mode, describedtransformer 5 can exchange with the position of commonmode inhibition module 7, first coil 51 that is about totransformer 5 is connected withbutt joint terminal 35 by theconductive path 331 ofinternal circuit board 33, and the partiallyconductive path 331 that the aforementioned other end of the 3rd, the 4th coil 73,75 of commonmode inhibition module 7 passes throughinternal circuit board 33 is connected with conversion terminal 37.Make the first side P ofbutt joint terminal 35 as network path like this,conversion terminal 37 is as the second side O of network path.

Fig. 4 to Fig. 6 and Figure 12 a to Figure 12 c are depicted as second kind of execution mode of the present invention, it discloses a kind ofelectric connector system 100, it comprises a external circuit board 1 ', be installed on electric connector 3 ' on the external circuit board 1 ', be installed on transformer 5 ' and common mode inhibition module 7 ' on the external circuit board 1 ', thiselectric connector system 100 is formed with two in order to transmitting the network paths of differential signal, and each network path has the first side P ' and the second side O ' of input and output each other.

Described electric connector 3 ' comprises the insulating body 31 ', the internal circuit board 33 ' that is installed on insulating body 31 ' that are provided with butt joint space (not label), be arranged at internal circuit board 33 ' one side and extend into above-mentioned butt joint space (not label) some butt joint terminals 35 ', be arranged at internal circuit board 33 ' opposite side and internal circuit board 33 ' be connected to the plurality of adapter coupling terminal 37 ' of the external circuit board 1 ', described butt joint terminal 35 ' is as the second side O ' of network path.Described internal circuit board 33 ' is provided with someconductive paths 331 '.The external circuit board 1 ' is provided with some conductive paths 11 ' and is connected in the conducting strip 13 ' of conductive path 11 '.

Described transformer 5 ' comprises first coil 51 ' and second coil 53 ' (combine and consult shown in Figure 12 b), first, second coil 51 ', 53 ' is equipped with centre cap 55 ', 57 ', the partially conductive sheet 13 ' that first, second coil of described transformer 5 ' 51 ', 53 ' two ends and centre cap 55 ', 57 ' all are welded on theexternal circuit board 1 '.Common mode inhibition module 7 ' comprise insulation main body 71 ', be contained in this main body 71 ' and be wound in the 3rd, the 4th, the 5th coil 73 ', 75 ', 79 ' (in conjunction with consulting shown in Figure 12 b) of same magnetic core (not shown) and be arranged at some pin 77 ' that connect of main body 71 ', described the 3rd, the 4th, the 5th coil 73 ', 75 ', 79 ' two ends are connected to the described pin 77 ' that respectively connects, and respectively connect pin 77 ' surface soldered in remainder conducting strip 13 '.Three, the 4th coil 73 ', an end of 75 ' successively the conductive path 331 ' of partially conductive path 11 ', conversion terminal 37 ' and the internal circuit board 33 ' by connecting pin 77 ', the external circuit board 1 ' be electrically connected at butt joint terminal 35 ', the other end is electrically connected at the two ends of second coil 53 ' respectively successively by the partially conductive path 11 ' that connects pin 77 ', the external circuit board 1 ', one end of the 5th coil 79 ' is connected in the ground path of the external circuit board 1 ', and the other end is connected in the centre cap 57 ' of second coil 53 ' oftransformer 5 '.The centre cap 55 ' of first coil 51 ' is connected in the ground path (not shown) of the external circuit board 1 ', and the two ends of first coil 51 ' are as the first side P ' of described network path.

In this execution mode, described transformer 5 ' can also exchange with the position of common mode inhibition module 7 ', soon first coil 51 ' of transformer 5 ' is connected with butt joint terminal 35 ' by the conductive path 331 ' of conductive path 11 ', conversion terminal 37 ' and the internal circuit board 33 ' of the external circuit board 1 ', described butt joint terminal 35 ' is as the first side P ' of described network path, and the 3rd, the 4th coil 73 ' of common mode inhibition module 7 ', an aforementioned end of 75 ' are as the second side O ' of network path.

Fig. 7 to Fig. 9 and Figure 12 a to Figure 12 c are depicted as the third execution mode of the present invention, it discloses a kind ofelectric connector system 100, commonmode inhibition module 8 andtransformer 6 that it comprises theexternal circuit board 2, is installed on theelectric connector 4 on theexternal circuit board 2 and is installed on theexternal circuit board 2 andelectric connector 4, forming some network paths, these network paths have the first side P and the second side O of input and output each other.Transformer 6 comprises first coil 61 and second coil 63, commonmode inhibition module 8 comprises tertiary coil 83 and the 4th coil 85, described the 3rd, the 4th coil 83,85 is wound on the same magnetic core jointly, and described commonmode inhibition module 8 also is provided with amain body 81 and the somepin 87 that connect that are arranged atmain body 81, and described the 3rd, the 4th coil 83,85 is contained in describedmain body 81 and is connected in and connects pin 87.The two ends of first coil 61 are connected with the above-mentioned first side P, and the two ends of second coil 63 are electrically connected at an end of the 3rd and the 4th coil 83,85 respectively, and the other end of the 3rd and the 4th coil 83,85 is connected to the second side O of network path.Describedelectric connector 4 is provided withinternal circuit board 43 that is inelectric connector 4 inside and the plurality ofadapter coupling terminal 47 that connectsinternal circuit board 43 and theexternal circuit board 2, describedtransformer 6 is arranged on theinternal circuit board 43, commonmode inhibition module 8 is installed on theexternal circuit board 2, described theexternal circuit board 2 andinternal circuit board 43 are respectively equipped with some conductive paths 21,431, the two ends of described second coil 63 are successively by theconductive path 431 on theinternal circuit board 43,conversion terminal 47,conductive path 21 on theexternal circuit board 2 and connectpin 87 and realize and the 3rd, the 4th coil 83,85 electric connection.Describedinternal circuit board 43 and theexternal circuit board 2 also are respectively equipped with the conductingstrip 433,23 of eachconductive path 431,21 of some connections, described first, second coil 61,63 is welded in the conductingstrip 433 ofinternal circuit board 43 respectively, the described conductingstrip 23 that connectspin 87 surface soldered in theexternal circuit board 2.

Described first and second coil 61,63 is equipped withcentre cap 65,67,centre cap 65 ground connection of first coil 61, commonmode inhibition module 8 also comprises the5th coil 89 that is wound on the described same magnetic core, thecentre cap 67 of second coil 63 is electrically connected at the5th coil 89, and by the5th coil 89 ground connection.

Figure 10, Figure 11, Figure 12 a to Figure 12 c is depicted as the 4th execution mode according to the invention, it discloses a kind ofelectric connector system 100, it comprises the external circuit board 2 ', be installed on the electric connector 4 ' on the external circuit board 2 ', and be installed on the transformer 6 ' and common mode inhibition module 8 ' of the external circuit board 2 ' and electric connector 4 ', to form a plurality of network paths, these network paths have the first side P ' and the second side O ' of input and output each other, transformer 6 ' comprises first coil 61 ' and second coil 63 ', common mode inhibition module 8 ' comprises tertiary coil 83 ' and the 4th coil 85 ', the described the 3rd, the 4th coil 83 ', 85 ' is wound on the same magnetic core jointly, and described common mode inhibition module 8 ' also is provided with a main body 81 ' and the some pin 87 ' that connect that are arranged at main body 81 ', the described the 3rd, the 4th coil 83 ', 85 ' is contained in described main body 81 ' and is connected in the described pin 87 ' that connects.The two ends of first coil 61 ' are connected with the above-mentioned first side P ', the two ends of second coil 63 ' are electrically connected at the 3rd and the 4th coil 83 ', an end of 85 ' respectively, and the 3rd and the 4th coil 83 ', 85 ' the other end are connected to the second side O ' of network path.Described electric connector 4 ' is provided with internal circuit board 43 ' that is in electric connector 4 ' inside and the plurality of adapter coupling terminal 47 ' that connects internal circuit board 43 ' and the external circuit board 2 ', described common mode inhibition module 8 ' is arranged on the internal circuit board 43 ', transformer 6 ' is installed on the external circuit board 2 ', described the external circuit board 2 ' and internal circuit board 43 ' are respectively equipped with some conductive paths 21 ', the 431 ', the 3rd, the 4th coil 83 ', 85 ' two ends are successively by connecting pin 87 ', conductive path 431 ' on the internal circuit board 43 ', conversion terminal 47 ' is realized electrically connecting with the two ends of second coil 63 ' with the conductive path 21 ' on theexternal circuit board 2 '.Described internal circuit board 43 ' and the external circuit board 2 ' also are respectively equipped with each conductive path of some connections 431 ', 21 ' conductingstrip 433 ', 23 ', described first, second coil 61 ', 63 ' is welded in the conducting strip 23 ' of the external circuit board 2 ', and the described pin 87 ' surface soldered that connects is in the conductingstrip 433 ' ofinternal circuit board 43 '.Described electric connector 4 ' also comprises the some butt joint terminals 45 ' that are installed in internal circuit board 43 ', and butt joint terminal 45 ' is as the second side O ' of described network path.

Described first and second coil 61 ', 63 ' is equipped with centre cap 65 ', 67 ', centre cap 65 ' the ground connection of first coil 61 ', common mode inhibition module 8 ' also comprises the 5th coil 89 ' that is wound on the described same magnetic core, the centre cap 67 ' of second coil 63 ' is electrically connected at the 5th coil 89 ', and by the 5th coil 89 ' ground connection.

In the tradition connector product, described transformer and common mode choke coil disjunctor are provided with, this kind set-up mode, and the composition module of transformer coil and common mode choke coil needs manual coiling, the low and inferior quality of efficient, the connector cost is bigger.And in various execution modes of the present invention, we separate the transformer and the coil of common mode inhibition module the mode coiling of independent setting and employing automation, not only improved the production efficiency of transformer and common mode inhibition module, and improved the quality of coil, and be easy to realize that the automation welding of transformer and common mode inhibition module is produced in the electric connector.Obviously, transformer coil of the present invention can also be connected by other conductors except that aforementioned embodiments with common mode choke coil, as long as this conductor makes things convenient for the connection of each coil.

In addition, be to save cost, and convenient for assembly, the paster coil that described common mode inhibition module can also be a standard, this kind paster coil easily surface soldered on internal circuit board.The magnetic core of described common mode inhibition module can be a single annular, also can be the doubly-linked annular, and the coil of the common mode inhibition module of described a plurality of network paths all is wound in this magnetic core.In each execution mode, transformer coil is the single annular magnetic core, and first, second coil is wound in this magnetic core jointly; The common mode inhibition module all can not be provided with the 5th coil, and the direct ground connection of the centre cap of second coil (consulting Figure 12 c), thereby save cost.

The electric connector system of aforementioned four execution modes all meets 10/100 Network Transmission standard, it provides two network channels, obviously, electric connector system according to the invention can be provided with the network channel of different numbers, to satisfy the demand of different transmission speeds, shown in Figure 12 d, promptly provide the circuit diagram that meets 10/1000 network transfer speeds standard.

Claims (19)

Translated fromChinese

1.一种电连接器系统，用以形成网络通路，其包括外部电路板、电连接器、滤波模组及变压器，所述电连接器安装于外部电路板上，滤波模组安装于电连接器或外部电路板，变压器安装于电连接器或外部电路板，该网络通路具有互为输入端与输出端的第一侧与第二侧，变压器包括第一线圈与第二线圈，滤波模组包括第三线圈与第四线圈，第一线圈的两端连接于上述第一侧，第三与第四线圈的一端连接至网络通路的第二侧，其特征在于：第二线圈的两端通过其他导体实现与第三、第四线圈另一端的电性连接。1. An electrical connector system used to form a network path, which includes an external circuit board, an electrical connector, a filter module and a transformer, the electrical connector is mounted on the external circuit board, and the filter module is installed on the electrical connection The transformer is installed on the electrical connector or the external circuit board. The network path has a first side and a second side which are input ends and output ends of each other. The transformer includes a first coil and a second coil, and the filter module includes The third coil and the fourth coil, the two ends of the first coil are connected to the above-mentioned first side, and one end of the third and fourth coils is connected to the second side of the network path, and it is characterized in that: the two ends of the second coil pass through the other The conductor is electrically connected to the other end of the third and fourth coils.2.如权利要求1所述的电连接器系统，其特征在于：所述滤波模组为共模抑制模组，所述第三、第四线圈共同缠绕于同一磁芯上。2. The electrical connector system according to claim 1, wherein the filter module is a common mode suppression module, and the third and fourth coils are wound on the same magnetic core.3.如权利要求2所述的电连接器系统，其特征在于：所述共模抑制模组还设有一主体与设置于主体的若干导接脚，所述第三、第四线圈收容于所述主体并连接于所述导接脚。3. The electrical connector system according to claim 2, wherein the common mode suppression module is further provided with a main body and a plurality of conductive pins arranged on the main body, and the third and fourth coils are accommodated in the The main body is connected to the guide pin.4.如权利要求3所述的电连接器系统，其特征在于：所述电连接器设有安装于电连接器内部的内置电路板，该内置电路板设有若干导电路径，所述变压器与共模抑制模组均安装于该内置电路板上，所述第二线圈的两端通过上述导电路径以及导接脚实现与第三、第四线圈的电性连接。4. The electrical connector system according to claim 3, wherein the electrical connector is provided with a built-in circuit board installed inside the electrical connector, and the built-in circuit board is provided with a plurality of conductive paths, and the transformer and common The mode suppression modules are all installed on the built-in circuit board, and the two ends of the second coil are electrically connected to the third and fourth coils through the above-mentioned conductive path and lead pins.5.如权利要求4所述的电连接器系统，其特征在于：所述内置电路板设有与所述导电路径连接的导电片，所述第一、第二线圈分别焊接于其中部分导电片，所述共模抑制模组的导接脚表面焊接于其余部分导电片。5. The electrical connector system according to claim 4, wherein the built-in circuit board is provided with a conductive sheet connected to the conductive path, and the first and second coils are respectively welded to a part of the conductive sheet , the surface of the lead pin of the common mode suppression module is welded to the remaining part of the conductive sheet.6.如权利要求5所述的电连接器系统，其特征在于：所述电连接器还包括安装于内置电路板的对接端子、连接内置电路板与外部电路板的转接端子，且对接端子作为所述网络通路的其中一侧，转接端子作为所述网络通路的另一侧。6. The electrical connector system according to claim 5, wherein the electrical connector further comprises a butt terminal installed on the built-in circuit board, an adapter terminal connecting the built-in circuit board and an external circuit board, and the butt terminal As one side of the network path, the transfer terminal acts as the other side of the network path.7.如权利要求3所述的电连接器系统，其特征在于：所述外部电路板设有若干导电路径，所述变压器与共模抑制模组均安装于该外部电路板上，所述第二线圈的两端通过上述导电路径以及导接脚实现与第三、第四线圈的电性连接。7. The electrical connector system according to claim 3, wherein: the external circuit board is provided with a plurality of conductive paths, the transformer and the common mode suppression module are installed on the external circuit board, and the second The two ends of the coil are electrically connected to the third coil and the fourth coil through the conductive path and the lead pin.8.如权利要求7所述的电连接器系统，其特征在于：所述外部电路板设有与所述导电路径连接的导电片，所述第一、第二线圈分别焊接于其中部分导电片，所述共模抑制模组的导接脚表面焊接于其余部分导电片。8. The electrical connector system according to claim 7, wherein the external circuit board is provided with a conductive sheet connected to the conductive path, and the first and second coils are respectively welded to part of the conductive sheet , the surface of the lead pin of the common mode suppression module is welded to the remaining part of the conductive sheet.9.如权利要求8所述的电连接器系统，其特征在于：所述电连接器还包括设置于电连接器内部的内置电路板、安装于内置电路板的对接端子与转接端子，其中对接端子作为所述网络通路的其中一侧。9. The electrical connector system according to claim 8, wherein the electrical connector further comprises a built-in circuit board disposed inside the electrical connector, a butt terminal and a transfer terminal mounted on the built-in circuit board, wherein The butt terminal serves as one side of the network path.10.如权利要求3所述的电连接器系统，其特征在于：所述电连接器设有处于电连接器内部的内置电路板及连接内置电路板与外部电路板的若干转接端子，所述变压器设置于内置电路板上，共模抑制模组安装于外部电路板，所述外部电路板及内置电路板分别设有若干导电路径，所述第二线圈的两端依次通过内置电路板上的导电路径、转接端子、外部电路板上的导电路径以及导接脚实现与第三、第四线圈的电性连接。10. The electrical connector system according to claim 3, wherein the electrical connector is provided with a built-in circuit board inside the electrical connector and several transfer terminals connecting the built-in circuit board and the external circuit board, so The transformer is arranged on the built-in circuit board, and the common mode suppression module is installed on the external circuit board. The external circuit board and the built-in circuit board are respectively provided with a plurality of conductive paths, and the two ends of the second coil pass through the built-in circuit board in turn. The conductive path, the transfer terminal, the conductive path on the external circuit board and the conductive pin realize the electrical connection with the third and fourth coils.11.如权利要求10所述的电连接器系统，其特征在于：所述内置电路板及外部电路板还分别设有若干连接各导电路径的导电片，所述第一、第二线圈焊接于内置电路板的导电片，所述导接脚表面焊接于外部电路板的导电片。11. The electrical connector system according to claim 10, characterized in that: the built-in circuit board and the external circuit board are respectively provided with a plurality of conductive sheets connecting the conductive paths, and the first and second coils are welded on The conductive sheet of the built-in circuit board, the surface of the guide pin is welded to the conductive sheet of the external circuit board.12.如权利要求3所述的电连接器系统，其特征在于：所述电连接器设有处于电连接器内部的内置电路板及连接内置电路板与外部电路板的若干转接端子，所述共模抑制模组设置于内置电路板上，变压器安装于外部电路板，所述外部电路板及内置电路板分别设有若干导电路径，第二线圈的两端依次通过外部电路板上的导电路径、转接端子、内置电路板上的导电路径、以及导接脚实现与第三、第四线圈的电性连接。12. The electrical connector system according to claim 3, wherein the electrical connector is provided with a built-in circuit board inside the electrical connector and several transfer terminals connecting the built-in circuit board and the external circuit board, so The above-mentioned common mode suppression module is arranged on the built-in circuit board, and the transformer is installed on the external circuit board. The external circuit board and the built-in circuit board are respectively provided with a plurality of conductive paths, and the two ends of the second coil pass through the conductive paths on the external circuit board in turn. The path, the transfer terminal, the conductive path on the built-in circuit board, and the lead pin realize the electrical connection with the third and fourth coils.13.如权利要求12所述的电连接器系统，其特征在于：所述内置电路板及外部电路板还分别设有若干连接各导电路径的导电片，所述第一、第二线圈焊接于外部电路板的导电片，所述导接脚表面焊接于内置电路板的导电片。13. The electrical connector system according to claim 12, characterized in that: the built-in circuit board and the external circuit board are respectively provided with a plurality of conductive sheets connecting the conductive paths, and the first and second coils are welded to The conductive sheet of the external circuit board, the surface of the guide pin is welded to the conductive sheet of the built-in circuit board.14.如权利要求10至13中任意一项所述的电连接器系统，其特征在于：所述电连接器还包括装设于内置电路板的若干对接端子，且对接端子作为所述网络通路的其中一侧。14. The electrical connector system according to any one of claims 10 to 13, characterized in that: the electrical connector also includes a number of butt terminals installed on the built-in circuit board, and the butt terminals serve as the network access one of the sides.15.如权利要求1所述的电连接器系统，其特征在于：所述变压器的第一与第二线圈共同缠绕于同一单环形磁芯上。15. The electrical connector system as claimed in claim 1, wherein the first and second coils of the transformer are co-wound on the same single toroidal core.16.如权利要求2所述的电连接器系统，其特征在于：所述第一与第二线圈均设有中心抽头，第一线圈的中心抽头接地，共模抑制模组还包括缠绕于所述同一磁芯上的第五线圈，第二线圈的中心抽头电性连接于第五线圈，并通过第五线圈接地。16. The electrical connector system according to claim 2, wherein the first and second coils are provided with a center tap, the center tap of the first coil is grounded, and the common mode suppression module further includes As for the fifth coil on the same magnetic core, the center tap of the second coil is electrically connected to the fifth coil and grounded through the fifth coil.17.如权利要求2所述的电连接器系统，其特征在于：所述电连接器系统还形成有多个所述网络通路。17. The electrical connector system according to claim 2, characterized in that: said electrical connector system is further formed with a plurality of said network paths.18.如权利要求17所述的电连接器系统，其特征在于：所述共模抑制模组的磁芯为单环形，所述多个网络通路的共模抑制模组的线圈均缠绕于该磁芯。18. The electrical connector system according to claim 17, wherein the magnetic core of the common mode suppression module is a single ring, and the coils of the common mode suppression modules of the plurality of network paths are all wound on the magnetic core.19.如权利要求17所述的电连接器系统，其特征在于：所述磁芯为双连环形，所述多个网络通路的共模抑制模组的线圈均缠绕于该磁芯。19. The electrical connector system according to claim 17, wherein the magnetic core is a double-connected ring, and the coils of the common mode suppression modules of the plurality of network paths are all wound on the magnetic core.

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